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BOSTON MARATHON 2025

Aisling Cuffe

Bib: 7410•F

VA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 28%
Gender (Female)
#0 / 12228
Top 11%
Division (F18-39)
#0 / 5469
Top 20%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:39
Rank: #10280
Start → 5K
22:39 | 7:17/mi
10K· 6.21 mi
45:21
Rank: #10331 (-51)
5K → 10K
22:42 | 7:18/mi
15K· 9.32 mi
1:08:08
Rank: #10297 (+34)
10K → 15K
22:47 | 7:20/mi
20K· 12.43 mi
1:31:01
Rank: #10084 (+213)
15K → 20K
22:53 | 7:22/mi
Half· 13.11 mi
1:35:53
Rank: #9996 (+88)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:53:33
Rank: #9659 (+337)
Half → 25K
17:40 | 7:17/mi
30K· 18.64 mi
2:16:50
Rank: #9208 (+451)
25K → 30K
23:17 | 7:30/mi
20M
2:27:04
Rank: #8987 (+221)
30K → 20M
10:14 | 7:32/mi
21M
2:34:52
Rank: #8762 (+225)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:40:28
Rank: #8733 (+29)
21M → 35K
5:36 | 7:29/mi
23M
2:49:54
Rank: #8507 (+226)
35K → 23M
9:26 | 7:32/mi
24M
2:57:20
Rank: #8407 (+100)
23M → 24M
7:26 | 7:26/mi
40K· 24.85 mi
3:03:42
Rank: #8287 (+120)
24M → 40K
6:22 | 7:27/mi
25.2M
3:06:24
Rank: #8217 (+70)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:13:11
Rank: #7968 (+249)
25.2M → Finish
6:47 | 6:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:53
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:37:18
Pace7:25 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:3122:397:1722:39
7:17
-
10K
6.21 mi11:11:1345:217:1822:42
7:18
+0:01
15K
9.32 mi11:34:001:08:087:1922:47
7:20
+0:02
20K
12.43 mi11:56:531:31:017:1922:53
7:22
+0:02
Half
13.11 mi12:01:451:35:537:194:52
7:08
-0:14
25K
15.53 mi12:19:251:53:337:1917:40
7:17
+0:09
30K
18.64 mi12:42:422:16:507:2023:17
7:30
+0:13
20M
20.00 mi12:52:562:27:047:2110:14
7:32
+0:02
21M
21.00 mi13:00:442:34:527:227:48
7:48
+0:16
35K
21.75 mi13:06:202:40:287:235:36
7:29
-0:19
23M
23.00 mi13:15:462:49:547:239:26
7:32
+0:03
24M
24.00 mi13:23:122:57:207:237:26
7:26
-0:06
40K
24.85 mi13:29:343:03:427:236:22
7:27
+0:01
25.2M
25.20 mi13:32:163:06:247:242:42
7:50
+0:23
Finish
26.22 mi13:39:033:13:117:226:47
6:39
-1:11

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:39 /mi

Average Pace

7:22 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:40

39% of race

Time at Steady Pace

1:58:31

61% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:48:3122:397:1722:39
7:17
#10280
10K
6.21 mi11:11:1345:217:1822:42
7:18
#10331
15K
9.32 mi11:34:001:08:087:1922:47
7:20
#10297
20K
12.43 mi11:56:531:31:017:1922:53
7:22
#10084
Half
13.11 mi12:01:451:35:537:194:52
7:08
#9996
25K
15.53 mi12:19:251:53:337:1917:40
7:17
#9659
30K
18.64 mi12:42:422:16:507:2023:17
7:30
#9208
20M
20.00 mi12:52:562:27:047:2110:14
7:32
#8987
21M
21.00 mi13:00:442:34:527:227:48
7:48
#8762
35K
21.75 mi13:06:202:40:287:235:36
7:29
#8733
23M
23.00 mi13:15:462:49:547:239:26
7:32
#8507
24M
24.00 mi13:23:122:57:207:237:26
7:26
#8407
40K
24.85 mi13:29:343:03:427:236:22
7:27
#8287
25.2M
25.20 mi13:32:163:06:247:242:42
7:50
#8217
Finish
26.22 mi13:39:033:13:117:226:47
6:39
#7968
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi102801935193510272(Top 36%)2005(Top 16%)2005(Top 37%)
10K6.21 mi3.10 mi10331-511970-351970-3510406(Top 37%)2013(Top 16%)2013(Top 37%)
15K9.32 mi3.11 mi10297+341970197010272(Top 36%)2005(Top 16%)2005(Top 37%)
20K12.43 mi3.11 mi10084+2131903+671903+679598(Top 34%)1779(Top 15%)1779(Top 33%)
Half13.11 mi0.68 mi9996+881869+341869+348609(Top 30%)1330(Top 11%)1330(Top 24%)
25K15.53 mi2.42 mi9659+3371748+1211748+1218278(Top 29%)1327(Top 11%)1327(Top 24%)
30K18.64 mi3.11 mi9208+4511599+1491599+1497711(Top 27%)1275(Top 10%)1275(Top 23%)
20M20.00 mi1.36 mi8987+2211533+661533+667233(Top 25%)1235(Top 10%)1235(Top 23%)
21M21.00 mi1.00 mi8762+2251470+631470+636226(Top 22%)1004(Top 8%)1004(Top 18%)
35K21.75 mi0.75 mi8733+291483-131483-138533(Top 30%)1899(Top 16%)1899(Top 35%)
23M23.00 mi1.25 mi8507+2261437+461437+466845(Top 24%)1328(Top 11%)1328(Top 24%)
24M24.00 mi1.00 mi8407+1001433+41433+47274(Top 26%)1563(Top 13%)1563(Top 29%)
40K24.85 mi0.85 mi8287+1201415+181415+186512(Top 23%)1340(Top 11%)1340(Top 25%)
25.2M25.20 mi0.35 mi8217+701402+131402+135124(Top 18%)922(Top 8%)922(Top 17%)
Finish26.22 mi1.02 mi7968+2491338+641338+643681(Top 13%)479(Top 4%)479(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10272

Females

2005

F18-39

2005

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

10406

Females

2013

F18-39

2013

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10272

Females

2005

F18-39

2005

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9598

Females

1779

F18-39

1779

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8609

Females

1330

F18-39

1330

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8278

Females

1327

F18-39

1327

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7711

Females

1275

F18-39

1275

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7233

Females

1235

F18-39

1235

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6226

Females

1004

F18-39

1004

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8533

Females

1899

F18-39

1899

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6845

Females

1328

F18-39

1328

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

7274

Females

1563

F18-39

1563

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6512

Females

1340

F18-39

1340

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5124

Females

922

F18-39

922

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3681

Females

479

F18-39

479

Passing Analysis

Category:
Athletes Passed
2996*
Passed By
683
Net Change
+2312
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10280
5K → 10K230281-51#10280#10331
10K → 15K183149+34#10331#10297
15K → 20K28672+213#10297#10084
20K → Half94*6+88#10084#9996
Half → 25K34912+337#9996#9659
25K → 30K47423+451#9659#9208
30K → 20M23413+221#9208#8987
20M → 21M23914+225#8987#8762
21M → 35K6940+29#8762#8733
35K → 23M24317+226#8733#8507
23M → 24M13232+100#8507#8407
24M → 40K13818+120#8407#8287
40K → 25.2M722+70#8287#8217
25.2M → Finish2534+249#8217#7968
TOTALS2996*683+2312

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing